{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "DNA", "cell line", "cell type", "RNA"], "input": "In 19 patients with a malignant breast tumor , tumor tissue and blood were taken to determine the eicosanoid profile and platelet aggregation ."}
{"protein": [], "DNA": [], "cell line": [], "cell type": ["platelet"], "RNA": []}